Lincoln Impinger Aperion 2424E Service Manual Download

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Service Manual

For 60 HZ

Lincoln Aperion 24 Impinger®

Conveyor Oven

Consistency You Can Count On

Document #: LIN_EO_SM_IMPAPERION2424_4607818 – 07/21

Original Document

Summary of Contents for Impinger Aperion 2424E

Page 1: ...Service Manual For 60 HZ Lincoln Aperion 24 Impinger Conveyor Oven Consistency You Can Count On Document LIN_EO_SM_IMPAPERION2424_4607818 07 21 Original Document ...

Page 2: ...ions for disconnection lock out tag out procedures for all utilities including electric gas water and steam nWarning This appliance is not intended for use by persons including children with reduced physical sensory or mental capabilities or lack of experience and knowledge unless they have been given supervision concerning use of the appliance by a person responsible for their safety Do not allow...

Page 3: ...ments 10 Restraint Requirement Oven s on Casters 11 Installation 12 Packing and Weights 12 Uncrating 12 Installation of 2424 Oven 13 For Countertop Installation 13 For Floor Installation 14 Start Up Checkout 16 Start Up Procedures 16 Smoke Candle Test Ventilation System Verification 16 Installation Checklist 17 Checklist 17 Section 3 Sequence of Operations Unit Plugged Into Power 18 Power Switch T...

Page 4: ... 39 Conveyor Motor Driver Replacement 39 Dual Voltage Control Board Replacement 39 Cooling Fan Replacement 40 Heating Element Replacement 40 Fan Motor Replacement 40 Contactor Replacement 40 Circuit Breaker Replacement 40 Conveyor Motor Replacement 40 Touchscreen Replacement 41 On Off Switch Replacement 41 Fuse Holder Replacement 41 USB Socket Replacement 41 Terminal Block Replacement 41 Alarm Rep...

Page 5: ...Document LIN_EO_SM_IMPAPERION2424_4607818 07 21 5 Table of Contents continued THIS PAGE INTENTIONALLY LEFT BLANK ...

Page 6: ... Obtain from your local gas provider and post in a prominent location instructions to be followed in the event gas odors are detected It is required that the oven be placed under a ventilation hood to provide for adequate air supply and ventilation unless the oven is a ventless model Minimum clearances must be maintained from all walls and combustible materials See Spacing Requirements section for...

Page 7: ...5 1018 mm 24 8125 630 mm 48 4375 1230 mm BODY Stainless steel Easy open front for simple cleaning POWER Electric or Gas and Electric CONVEYOR Stainless steel construction with flexible stainless steel belt travel distances of 48 inches 1220 mm with 24 inches 610 mm in the baking area Conveyor belt width is 24 inches 610 mm Speed range 20 seconds 30 minutes DB LEVEL 70dba OPERATING TEMPERATURE RANG...

Page 8: ...ons 8 203 mm CAPTURE AREA CAPTURE AREA Capture Velocity 50 FPM 914 m hour 18 457 mm Capture Velocity 50 FPM 914 m hour 8 203 mm 6 152 mm 6 152 mm 18 457 mm 78 1981 mm AFF TYP AFF Above Finished Floor NOTE The drawing shown is a typical installation and is intended to be a guideline Hood dimensions and the positioning of the hood over the oven will vary with hood manufacturers A smoke candle test i...

Page 9: ...e in accordance with CSA B 149 1 latest version Natural Gas and Propane Installation Code and or local codes IN AUSTRALIA To be installed in accordance with AS 5601 2004 and 4563 2004 Gas Installation Code ELECTRICAL CODE REQUIREMENTS nWarning This appliance must be properly grounded at time of installation Failure to ensure that this equipment is properly grounded can result in electrocution dism...

Page 10: ...ns should only be used for reheating purposes and should not be used to cook raw animal proteins doing so may cause the appliance to exceed allowable grease laden air limits and or cause damage to the catalyst When permitted by local code s and used with appropriate food products Lincoln ventless ovens are not required to be installed under a ventilation hood For gas ovens a ventilation hood is al...

Page 11: ...g on the connector the quick disconnect device or its associated piping to limit the oven movement If the restraint must be disconnected during maintenance or cleaning it must be reconnected after the oven has been returned to its originally installed position Procedure 1 Secure anchor wall floor mount bracket D to wall stud C or floor E 2 Secure eye bolt B into threaded hole located in the oven b...

Page 12: ...ure storage facilities should be arranged for the oven s If necessary protect it from outdoor or damp conditions at all times before installation PACKING AND WEIGHTS All uncrated components of the Lincoln Aperion Impinger oven will pass through a 30 762 mm wide door The Impinger Conveyor Oven consists of Cartons Weight of Each Dimensions of Each 1 oven domestic 430 lbs 195 kgs 41 x 59 x 18 75 1042...

Page 13: ...ensure the Leg Kits are on the Bottom unit The Bottom Unit will have the Stack Top Cover Option installed Non Stacking Cover With No Holes On Top Stack Cover Taller With Holes Leg Kit 4 Places 3 Position the oven on the countertop and carefully mark the position of the Rear Legs Remove the oven from the countertop and position the mounting rings so that the large center hole is where the legs of t...

Page 14: ...veyor Belt assembly 8 Install Front Door 9 Install Loading and Offloading Trays Loading Tray Marked with I Offloading Tray Marked II Leg Kit 4 Places Offloading Tray Loading Tray Conveyor Belt For Floor Installation 1 When placing the Oven on the floor use the Long Leg Kit with Casters on the Bottom Unit If Stacking Option is being used ensure the Long Leg Kits are on the Bottom unit The Bottom Un...

Page 15: ...r floor Ensure that the Cable is short enough to limit the Oven Unit movement Restraining Hole 5 To add a Top Unit to the Stack Assembly The Threaded Pins are pre installed at the corners of the bottom of the Top Unit Threaded Pin 4x 6 Using Caution lower the Top Unit using a portable crane or forklift onto the Bottom Unit by lining up the Threaded Pins to the holes on the Bottom Unit Non Stacking...

Page 16: ...occur when ambient temperatures are too high In all cases the ambient temperature around the oven must be less than 95 F 35 C when the oven is operating In certain localities other chemical or gaseous methods of detecting adequate capture will be the requirement to meet the local code authority Oven Setup for this Test This test is to be done on the bottom oven of a multiple oven system or a singl...

Page 17: ...oven is started up and operated prior to the START UP CHECKOUT being performed by a Factory Authorized Servicer or a Lincoln Foodservice Products LLC Service Representative CHECKLIST Are the supplied rear bumpers installed to the rear cover of the unit Are the correct clearances maintained Does the ventilation system meet the requirements Are the legs and caster securely fastened Is the unit level...

Page 18: ... Loads to Home Screen after small delay in time Optional Motor Drive STR8 E6 Energized with 24VDC NOTE See Section 8 Wiring Schematics for reference 1 Press and Go Selected UI displays Recipes 1 1 Recipe Selected Unit enters pre heating mode Motor blowers ramp up to Pre Heat Speed 50 Conveyor belt is OFF Call for Heat sent to SSRs all elements are energized 1 2 Once Pre Heating is complete Recipe ...

Page 19: ...Document LIN_EO_SM_IMPAPERION2424_4607818 07 21 19 Section 3 Sequence of Operations THIS PAGE INTENTIONALLY LEFT BLANK ...

Page 20: ... No electrical components should be subjected to moisture It is therefore important that the oven is wiped down carefully NEVER throw buckets of water over or into the oven cavity or subject it to pressure washing from a hose or pressure spray If water or other liquid is spilled in the oven make sure that none has entered the plenum or control box area before turning the oven on If in doubt call y...

Page 21: ...in accordance with the ventilation hood manufacturer s specifications Conveyor Removal 1 Remove oven door by unfastening the latching mechanism on the right side of door facing oven Hold door from bottom and right side and lift carefully to disengage the hinges Set aside for cleaning 2 Pull conveyor out from baking chamber by lifting upward and then forward 3 Set on table or 3 compartment sink for...

Page 22: ...esigned to be as trouble free as possible periodic preventive maintenance is essential to maintain peak performance It is necessary to keep the motors fans and electronic controls free of dirt dust and grease build up to ensure proper cooling Overheating is detrimental to the life of all components mentioned The periodic intervals for preventive cleaning may vary greatly depending on the environme...

Page 23: ...eck for physical damage on the circuit board Replace if needed Faulty IO board Check for 24VDC input on black V and red V wires Check cable connection to UI for fit Inspect IO board for damage and replace if needed UI screen locked up frozen nonresponsive to touch Software issue Turn OFF the unit using the power switch turn the unit back ON after 30 seconds Damaged or cracked touchscreen Install n...

Page 24: ...ailing conveyor stepper motor Check for resistance on red and blue and again at yellow and white Resistance should be 65Ω 10 Check for opens shorts or grounds Change conveyor belt direction in the UI s Settings Menu Faulty IO board and or built in motor drive Check for 24VDC input on black V and red V wires Check wires are connected properly Inspect IO board for damage and replace if needed Faulty...

Page 25: ...it capillary thermostat tripped heating element area Contactor disengaged Turn the power switch OFF and wait for the machine to cooldown this may take upwards of one hour Reset the high limit capillary thermostat located on the machine rear panel Inspect the high limit capillary thermostat connections for damage Turn the power switch ON Check that both blower motors are ON If the condition persist...

Page 26: ...incorrect temperature calibration Check calibration and re calibrate unit if needed Uneven heating Fingers incorrectly installed Make sure fingers are installed correctly Door not closed or does not close properly Verify door is closed correctly Check latches and hinges Check if there is excessive gap between door and cavity Air return bracket missing or unseated Verify if air return bracket is pr...

Page 27: ... overload 120 of full load The motor speed is reduced to maintain the current limit Check the door is closed Inspect door latches Red ON continuously Make sure fingers are installed correctly Turn OFF the unit using the power switch turn the unit back ON after 30 seconds If motor is making excessive noise or vibrating excessively replace motor assembly Replace motor drive Upper Blower OC 0x03 OR L...

Page 28: ... cables Automatic recovery when fault condition is removed Upper Blower Motor Phase loss 0 RPM OR Lower Blower Motor Phase loss 0 RPM Upper or lower motor phase disconnected Check motor is connected to drive Yellow Blinking rapidly Inspect motor wires and connectors for damage Check for opens shorts or grounds Turn OFF the unit using the power switch turn the unit back ON after 30 seconds Replace ...

Page 29: ...to the Home Screen Figure 1 NOTE The oven will not start pre heating until you have selected a recipe 2 The Home screen displays 4 buttons Press Go which takes you to the Recipes screen Manual mode the Settings screen and the Diagnostics button which provides basic information about your oven Figure 2 Settings Press Go Diagnostics Manual Mode Figure 2 RECIPE SELECTION PRESS GO BUTTON 1 Touch the P...

Page 30: ...ow the oven cavity to soak for an additional 5 10 minutes before loading food 4 Load Food The oven is now ready for cooking Please use the proper equipment to load and unload food from the conveyor The conveyor will be hot to the touch Pans or trays exiting the oven will be VERY HOT and are a burn hazard Please use an oven mitt pan gripper or other utensil to remove Figure 6 ECO MODE Eco mode allo...

Page 31: ...e Touch the numbers to correspond to the temperature required Press 2 5 0 for 250 degrees and then touch the check mark to save the new temperature or X to return to the original setting Figure 11 and Figure 12 Figure 11 Figure 12 3 Set Cook Time Press the cook time button looks like a conveyor belt to change cook time Touch the numbers to correspond to the cook time required Press 0 2 0 0 for 2 m...

Page 32: ... for 80 fan speed and then touch the check mark to save the new lower fan speed or X to return to the original setting Figure 15 and Figure 16 Figure 15 Figure 16 6 Save Recipe Press the Save icon in the Manual Mode screen Figure 16 The screen will transition to a numbered screen Figure 17 Select the Recipe number and press the check mark The icon and border color can be changed by selecting the C...

Page 33: ...button on the Settings display that shows the temperature measure The Fahrenheit or Celsius symbol will change to correspond to the desired temperature unit of measure Figure 23 Figure 23 4 Belt Direction Touch the white circle in the oval button on the Settings display that looks like a mini conveyor The mini conveyor will change to correspond to the desired belt direction The new belt direction ...

Page 34: ...e split belt toggle This should be set to x2 if the oven is in a split belt configuration This should be configured immediately on the first startup and after any UI updates Figure 28 7 Temperature Calibration From the settings main menu click the temperature calibration button highlighted below in Figure 29 Figure 29 In the temperature calibration screen the upper and lower fan speed are set to 1...

Page 35: ... the upper blower values when turned off and like the lower blower values when turned on Figure 32 9 Conveyor Belt Calibration From the temperature calibration screen press the button as highlighted below in Figure 33 Figure 33 In manual mode set the conveyor belt speed to 05 00 Measure how long it takes for the belt to travel from one side of the cavity to the other Use the and to set the calibra...

Page 36: ...sed to set the exterior cavity length The exterior cavity length of the 2424 is 26 so this value should be set to 26 Figure 36 DIAGNOSTICS MODE Diagnostics mode allows the operator to view basic information about your oven including software revisions and temperature offsets 1 Press the Diagnostics button on the Home screen to access this mode as shown below in Figure 37 Figure 37 2 Press the Back...

Page 37: ...oving however the cooling fan will continue to run if the oven is hot Figure 39 Figure 39 2 Turn OFF the On Off switch Figure 40 Your oven is now turned off Please keep the oven connected to an electrical source to enable the cooling fans to continue to operate to cool down the oven The fans could run for up to an hour after turning off the oven to cool the oven and protect critical components Fig...

Page 38: ...38 Document LIN_EO_SM_IMPAPERION2424_4607818 07 21 Operation and Programming Section 6 THIS PAGE INTENTIONALLY LEFT BLANK ...

Page 39: ...hut off power at main breaker 2 Unplug power cord from power supply 3 Remove conveyor assembly 4 Remove front control box cover 5 Mark all wire leads for reassembly and disconnect all wire leads to I O board 6 Remove I O board from the six snap in connectors 7 Reassemble in reverse order 8 Check oven for proper operation 24 VOLT POWER SUPPLY REPLACEMENT 1 Shut off power at main breaker 2 Unplug po...

Page 40: ...mble in reverse order For fan in left control tower be sure that the open end of fan motor assembly is facing upward upon installation For fan in right control tower open end of fan motor assembly will face downward 7 Check oven for proper operation CONTACTOR REPLACEMENT 1 Shut off power at main breaker 2 Unplug power cord from power supply 3 Remove right control tower cover 4 Remove six screws th...

Page 41: ...en for proper operation USB SOCKET REPLACEMENT 1 Shut off power at main breaker 2 Unplug power cord from power supply 3 Remove conveyor assembly 4 Remove rear control box cover 5 Remove nut on backside of USB socket Remove USB socket 6 Reassemble in reverse order 7 Check oven for proper operation TERMINAL BLOCK REPLACEMENT 1 Shut off power at main breaker 2 Unplug power cord from power supply 3 Re...

Page 42: ...EMENT 1 Remove conveyor assembly from oven cavity and place on flat work surface 2 Remove four connecting links from conveyor belt Remove conveyor belt 3 Reassemble in reverse order 4 Check conveyor for proper operation CONVEYOR BEARINGS REPLACEMENT 1 Remove conveyor assembly from oven cavity and place on flat work surface 2 Remove four connecting links from conveyor belt Remove conveyor belt 3 Re...

Page 43: ...02 Br 105 B 74 R 8 Bl 10 B 8A B 8B B 10B B 1 1 A B 11B B 11C B 1 1 D B 1 2 A B 12B B 12C B 1 2 D B 7B B 9B B 7B B 9B B 30 R 31 Bl 32 63 Bl 63 Bl 1 2 3 4 5 1 2 1 2 3 I O SSR AC IN 3 2 1 E5 SWITCH 1 ON T3 L3 A1 A2 NO NO T2 L2 T1 L1 NC NC K1 L2 120V JUMPER MODBUS IN L1 W V U 1 2 3 4 GND MODBUS OUT E4 ADDRESS 3 SWITCH 1 AND 2 ON L2 120V JUMPER MODBUS IN L1 W V U 1 2 3 4 GND MODBUS OUT E3 ADDRESS 2 SWI...

Page 44: ...44 Document LIN_EO_SM_IMPAPERION2424_4607818 07 21 Notes ...

Page 45: ...Document LIN_EO_SM_IMPAPERION2424_4607818 07 21 45 Notes ...

Page 46: ...46 Document LIN_EO_SM_IMPAPERION2424_4607818 07 21 Notes ...

Page 47: ...Document LIN_EO_SM_IMPAPERION2424_4607818 07 21 47 Section 8 Diagrams THIS PAGE INTENTIONALLY LEFT BLANK ...

Page 48: ...DA L4W1X4 844 724 2273 WWW LINCOLNFP COM Welbilt offers fully integrated kitchen systems and our products are backed by KitchenCare aftermarket parts and service Welbilt s portfolio of award winning brands includes Cleveland Convotherm Crem Delfield fitkitchen Frymaster Garland Kolpak Lincoln Manitowoc Merco Merrychef and Multiplex Bringing innovation to the table welbilt com ...

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